49 lines
1.2 KiB
JavaScript
49 lines
1.2 KiB
JavaScript
const fs = require("fs");
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const dataPath = "data.txt";
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function sum ( a, b, c) {
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return Number(a)+Number(b)+Number(c);
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}
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fs.readFile(dataPath, 'UTF-8', (err, data)=>{
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const dataArray = data.split('\n');
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let sums = [];
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let increase_counter = 0;
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// group Data
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for ( let i = 0; i < dataArray.length-2; i++) {
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console.log(`(${i}) ${dataArray[i]} `);
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console.log(`(${i+1}) ${dataArray[i+1]}`);
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console.log(`(${i+2}) ${dataArray[i+2]}`);
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let value = sum(dataArray[i], dataArray[i+1], dataArray[i+2]);
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console.log(value);
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console.log("=== End group ===");
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sums.push(value);
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}
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console.log(`sums count: ${sums.length}`);
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// Count increases
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for( let i = 0; i < sums.length; i++){
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if( i > 0){
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let previous_index = i -1;
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console.log("(current) " + sums[i]);
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console.log(sums[previous_index]);
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console.log(`${sums[i]} > ${sums[previous_index]}`);
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if( Number(sums[i]) > Number(sums[previous_index]) ){
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console.log('Bigger!');
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increase_counter++;
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}
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}
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}
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console.log(`Increased: ${increase_counter}`);
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});
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